Before you ask someone for help, find out he is the right person for your problem.( )
A.sinceB.thatC.whetherD.unless
Safety is very important for_____. So we must learn how to protect ____.( )
A.everyone ,ourselvesB.anyone,ourselves
C.everyone,usD.anyone , us
We have ____time that we can finish the work very well.( )
A.such muchB.so manyC.so muchD.such many
He ____most of his time____English.( )
A.spends, studyingB.costs , studied
C.takes , to studyD.pays , studies
﹣Shall we go to the airport to___your sister?
﹣No. She will come here by taxi.( )
A.give upB.pick up
C.look afterD.come across
﹣Everyone should stick to his dream.
﹣Yes. A life without a dream is like a bird without ________, which can't fly.( )
A.wingsB.waterC.cloudsD.food